新增 可以使用"查看使用统计权限"增强currentPackage()的准确性，在代码中通过auto.setFlags("useUsageStats")启用

app/src/main/AndroidManifest.xml

@@ -15,6 +15,7 @@
     <uses-permission android:name="android.permission.REQUEST_IGNORE_BATTERY_OPTIMIZATIONS"/>
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE"/>
+    <uses-permission android:name="android.permission.PACKAGE_USAGE_STATS" />
 
 
     <!-- 非Auto.js运行必需，不会主动申请，某些脚本可以自行申请-->

app/src/main/java/org/autojs/autojs/ui/floating/CircularMenu.java

@@ -31,6 +31,7 @@ import org.autojs.autojs.ui.floating.layoutinspector.LayoutHierarchyFloatyWindow
 import org.autojs.autojs.ui.main.MainActivity_;
 import org.autojs.autojs.ui.explorer.ExplorerView;
 import org.autojs.autojs.theme.dialog.ThemeColorMaterialDialogBuilder;
+
 import com.stardust.util.ClipboardUtil;
 import com.stardust.util.Func1;
 import com.stardust.view.accessibility.LayoutInspector;
@@ -260,7 +261,7 @@ public class CircularMenu implements Recorder.OnStateChangedListener, LayoutInsp
     @OnClick(R.id.settings)
     void settings() {
         mWindow.collapse();
-        mRunningPackage = AutoJs.getInstance().getInfoProvider().getLatestPackage();
+        mRunningPackage = AutoJs.getInstance().getInfoProvider().getLatestPackageByUsageStatsIfGranted();
         mRunningActivity = AutoJs.getInstance().getInfoProvider().getLatestActivity();
         mSettingsDialog = new OperationDialogBuilder(mContext)
                 .item(R.id.accessibility_service, R.drawable.ic_service_green, R.string.text_accessibility_settings)

app/src/main/java/org/autojs/autojs/ui/main/drawer/DrawerFragment.java

@@ -1,14 +1,17 @@
 package org.autojs.autojs.ui.main.drawer;
 
 import android.annotation.SuppressLint;
+import android.app.AppOpsManager;
 import android.content.Intent;
 import android.os.Build;
 import android.os.Bundle;
 import android.provider.Settings;
+
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
+
 import android.text.TextUtils;
 import android.view.View;
 import android.widget.TextView;
@@ -21,6 +24,7 @@ import com.bumptech.glide.request.RequestOptions;
 import com.bumptech.glide.request.target.CustomViewTarget;
 import com.bumptech.glide.request.target.SimpleTarget;
 import com.bumptech.glide.request.transition.Transition;
+import com.stardust.app.AppOpsKt;
 import com.stardust.app.GlobalAppContext;
 import com.stardust.notification.NotificationListenerService;
 
@@ -113,6 +117,7 @@ public class DrawerFragment extends androidx.fragment.app.Fragment {
     };
 
     private DrawerMenuItem mNotificationPermissionItem = new DrawerMenuItem(R.drawable.ic_ali_notification, R.string.text_notification_permission, 0, this::goToNotificationServiceSettings);
+    private DrawerMenuItem mUsageStatsPermissionItem = new DrawerMenuItem(R.drawable.ic_ali_notification, R.string.text_usage_stats_permission, 0, this::goToUsageStatsSettings);
     private DrawerMenuItem mForegroundServiceItem = new DrawerMenuItem(R.drawable.ic_service_green, R.string.text_foreground_service, R.string.key_foreground_servie, this::toggleForegroundService);
 
     private DrawerMenuItem mFloatingWindowItem = new DrawerMenuItem(R.drawable.ic_robot_64, R.string.text_floating_window, 0, this::showOrDismissFloatingWindow);
@@ -163,6 +168,7 @@ public class DrawerFragment extends androidx.fragment.app.Fragment {
                 mStableModeItem,
                 mNotificationPermissionItem,
                 mForegroundServiceItem,
+                mUsageStatsPermissionItem,
 
                 new DrawerMenuGroup(R.string.text_script_record),
                 mFloatingWindowItem,
@@ -226,6 +232,17 @@ public class DrawerFragment extends androidx.fragment.app.Fragment {
         }
     }
 
+    void goToUsageStatsSettings(DrawerMenuItemViewHolder holder) {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.LOLLIPOP) {
+            return;
+        }
+        boolean enabled = AppOpsKt.isOpPermissionGranted(getContext(), AppOpsManager.OPSTR_GET_USAGE_STATS);
+        boolean checked = holder.getSwitchCompat().isChecked();
+        if ((checked && !enabled) || (!checked && enabled)) {
+            IntentUtil.requestAppUsagePermission(getContext());
+        }
+    }
+
     void showOrDismissFloatingWindow(DrawerMenuItemViewHolder holder) {
         boolean isFloatingWindowShowing = FloatyWindowManger.isCircularMenuShowing();
         boolean checked = holder.getSwitchCompat().isChecked();
@@ -390,7 +407,9 @@ public class DrawerFragment extends androidx.fragment.app.Fragment {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.JELLY_BEAN_MR2) {
             setChecked(mNotificationPermissionItem, NotificationListenerService.Companion.getInstance() != null);
         }
-
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            setChecked(mUsageStatsPermissionItem, AppOpsKt.isOpPermissionGranted(getContext(), AppOpsManager.OPSTR_GET_USAGE_STATS));
+        }
     }
 
     private void enableAccessibilityService() {

app/src/main/res/values/strings.xml

@@ -273,7 +273,7 @@
     <string name="text_reset_succeed">重置成功</string>
     <string name="text_cannot_read_file">无法读取文件</string>
     <string name="text_service">服务</string>
-    <string name="text_notification_permission">通知权限</string>
+    <string name="text_notification_permission">通知读取权限</string>
 
 
     <string name="text_open_main_activity">打开主界面</string>
@@ -429,4 +429,5 @@
     <string name="text_night_mode">夜间模式</string>
     <string name="key_night_mode">key_night_mode</string>
     <string name="text_run_on_startup">Auto.js启动时</string>
+    <string name="text_usage_stats_permission">查看使用统计权限</string>
 </resources>

autojs/src/main/assets/modules/__automator__.js

@@ -110,7 +110,8 @@ module.exports = function(runtime, global){
     }
 
     const flagsMap = {
-        "findOnUiThread": 1
+        "findOnUiThread": 1,
+        "useUsageStats": 2
     };
 
     var auto = function(mode){

autojs/src/main/java/com/stardust/autojs/AutoJs.java

@@ -5,6 +5,7 @@ import android.app.Application;
 import android.content.Context;
 import android.os.Build;
 import android.os.Bundle;
+
 import androidx.annotation.Nullable;
 import androidx.annotation.RequiresApi;
 
@@ -67,7 +68,7 @@ public abstract class AutoJs {
         mAppUtils = createAppUtils(mContext);
         mGlobalConsole = createGlobalConsole();
         mNotificationObserver = new AccessibilityNotificationObserver(mContext);
-        mAccessibilityInfoProvider = new AccessibilityInfoProvider(mContext.getPackageManager());
+        mAccessibilityInfoProvider = new AccessibilityInfoProvider(mContext);
         mScriptEngineService = buildScriptEngineService();
         ScriptEngineService.setInstance(mScriptEngineService);
         init();
@@ -205,7 +206,7 @@ public abstract class AutoJs {
     private class AccessibilityBridgeImpl extends AccessibilityBridge {
 
         public AccessibilityBridgeImpl(UiHandler uiHandler) {
-            super(createAccessibilityConfig(), uiHandler);
+            super(mContext, createAccessibilityConfig(), uiHandler);
         }
 
         @Override

autojs/src/main/java/com/stardust/autojs/core/accessibility/AccessibilityBridge.java

@@ -1,12 +1,18 @@
 package com.stardust.autojs.core.accessibility;
 
+import android.app.AppOpsManager;
+import android.content.Context;
 import android.os.Build;
+
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
+
 import android.view.accessibility.AccessibilityNodeInfo;
 import android.view.accessibility.AccessibilityWindowInfo;
 
+import com.stardust.app.AppOpsKt;
 import com.stardust.autojs.runtime.accessibility.AccessibilityConfig;
+import com.stardust.util.IntentUtil;
 import com.stardust.util.UiHandler;
 import com.stardust.view.accessibility.AccessibilityInfoProvider;
 import com.stardust.view.accessibility.AccessibilityNotificationObserver;
@@ -27,17 +33,20 @@ public abstract class AccessibilityBridge {
     public static final int MODE_FAST = 1;
 
     public static final int FLAG_FIND_ON_UI_THREAD = 1;
+    public static final int FLAG_USE_USAGE_STATS = 2;
 
     private int mMode = MODE_NORMAL;
     private int mFlags = 0;
     private final AccessibilityConfig mConfig;
     private WindowFilter mWindowFilter;
     private final UiHandler mUiHandler;
+    private final Context mContext;
 
-    public AccessibilityBridge(AccessibilityConfig config, UiHandler uiHandler) {
+    public AccessibilityBridge(Context context, AccessibilityConfig config, UiHandler uiHandler) {
         mConfig = config;
         mUiHandler = uiHandler;
         mConfig.seal();
+        mContext = context;
     }
 
     public abstract void ensureServiceEnabled();
@@ -80,7 +89,6 @@ public abstract class AccessibilityBridge {
         mWindowFilter = windowFilter;
     }
 
-    @NonNull
     public abstract AccessibilityInfoProvider getInfoProvider();
 
     public void setMode(int mode) {
@@ -93,6 +101,13 @@ public abstract class AccessibilityBridge {
 
     public void setFlags(int flags) {
         mFlags = flags;
+        if ((mFlags & FLAG_USE_USAGE_STATS) != 0 && Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP) {
+            if (!AppOpsKt.isOpPermissionGranted(mContext, AppOpsManager.OPSTR_GET_USAGE_STATS)) {
+                IntentUtil.requestAppUsagePermission(mContext);
+                throw new SecurityException("没有\"查看使用情况\"权限");
+            }
+        }
+        getInfoProvider().setUseUsageStats((mFlags & FLAG_USE_USAGE_STATS) != 0);
     }
 
     @NonNull

automator/src/main/java/com/stardust/view/accessibility/AccessibilityInfoProvider.kt

@@ -1,33 +1,41 @@
 package com.stardust.view.accessibility
 
 import android.accessibilityservice.AccessibilityService
+import android.app.AppOpsManager
+import android.app.usage.UsageStatsManager
 import android.content.ComponentName
 import android.content.Context
-import android.content.pm.ActivityInfo
 import android.content.pm.PackageManager
+import android.os.Build
 import android.view.accessibility.AccessibilityEvent
-import android.view.accessibility.AccessibilityNodeInfo
+import androidx.annotation.RequiresApi
-
+import com.stardust.app.isOpPermissionGranted
-import com.stardust.view.accessibility.AccessibilityDelegate
-
-import java.util.Arrays
-import java.util.Collections
-import java.util.HashSet
 
 /**
  * Created by Stardust on 2017/3/9.
  */
 
-class AccessibilityInfoProvider(private val mPackageManager: PackageManager) : AccessibilityDelegate {
+class AccessibilityInfoProvider(private val context: Context) : AccessibilityDelegate {
 
+    private val mPackageManager: PackageManager = context.packageManager
 
     @Volatile
-    var latestPackage = ""
+    private var mLatestPackage: String = ""
-        private set
+
+    val latestPackage: String
+        get() {
+            if (useUsageStats && Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP_MR1) {
+                mLatestPackage = getLatestPackageByUsageStats()
+            }
+            return mLatestPackage
+        }
+
     @Volatile
     var latestActivity = ""
         private set
 
+    var useUsageStats: Boolean = true
+
     override val eventTypes: Set<Int>?
         get() = AccessibilityDelegate.ALL_EVENT_TYPES
 
@@ -38,6 +46,29 @@ class AccessibilityInfoProvider(private val mPackageManager: PackageManager) : A
         return false
     }
 
+    fun getLatestPackageByUsageStatsIfGranted(): String {
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.LOLLIPOP_MR1 && context.isOpPermissionGranted(AppOpsManager.OPSTR_GET_USAGE_STATS)) {
+            return getLatestPackageByUsageStats()
+        }
+        return mLatestPackage
+    }
+
+    @RequiresApi(Build.VERSION_CODES.LOLLIPOP_MR1)
+    fun getLatestPackageByUsageStats(): String {
+        val usageStatsManager = context.getSystemService(Context.USAGE_STATS_SERVICE) as UsageStatsManager
+        val current = System.currentTimeMillis()
+        val usageStats = usageStatsManager.queryUsageStats(UsageStatsManager.INTERVAL_BEST, current - 60 * 60 * 1000, current)
+        return if (usageStats.isEmpty()) {
+            ""
+        } else {
+            usageStats.sortBy {
+                it.lastTimeStamp
+            }
+            usageStats.last().packageName
+        }
+
+    }
+
     private fun setLatestComponent(latestPackage: CharSequence?, latestClass: CharSequence?) {
         if (latestPackage == null || latestClass == null)
             return
@@ -51,7 +82,6 @@ class AccessibilityInfoProvider(private val mPackageManager: PackageManager) : A
         } catch (ignored: PackageManager.NameNotFoundException) {
             return
         }
-
+        mLatestPackage = latestPackage.toString()
-        this.latestPackage = latestPackage.toString()
     }
 }

common/src/main/java/com/stardust/app/AppOps.kt

@@ -0,0 +1,20 @@
+package com.stardust.app
+
+import android.app.AppOpsManager
+import android.content.Context
+import android.content.pm.PackageManager
+import android.os.Build
+import androidx.annotation.RequiresApi
+
+
+@RequiresApi(Build.VERSION_CODES.KITKAT)
+fun Context.isOpPermissionGranted(permission: String): Boolean {
+    val appOps = getSystemService(Context.APP_OPS_SERVICE) as AppOpsManager
+    val mode = appOps.checkOpNoThrow(permission, android.os.Process.myUid(), packageName)
+
+    return if (mode == AppOpsManager.MODE_DEFAULT && Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
+        checkCallingOrSelfPermission(android.Manifest.permission.PACKAGE_USAGE_STATS) == PackageManager.PERMISSION_GRANTED
+    } else {
+        mode == AppOpsManager.MODE_ALLOWED
+    }
+}

common/src/main/java/com/stardust/util/IntentUtil.java

@@ -4,8 +4,12 @@ import android.content.ActivityNotFoundException;
 import android.content.Context;
 import android.content.Intent;
 import android.net.Uri;
+
 import androidx.annotation.Nullable;
+import androidx.annotation.RequiresApi;
 import androidx.core.content.FileProvider;
+
+import android.os.Build;
 import android.widget.Toast;
 
 import com.stardust.R;
@@ -182,4 +186,15 @@ public class IntentUtil {
             return false;
         }
     }
+
+    @RequiresApi(api = Build.VERSION_CODES.LOLLIPOP)
+    public static void requestAppUsagePermission(Context context) {
+        Intent intent = new Intent(android.provider.Settings.ACTION_USAGE_ACCESS_SETTINGS);
+        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        try {
+            context.startActivity(intent);
+        } catch (ActivityNotFoundException e) {
+            e.printStackTrace();
+        }
+    }
 }